[1] Witzens J, Loncar M and Scherer A 2006 IEEE J. Sel. Top.
Quantum Electron. 8 1246

[2] Kosaka H, Kawashima T, Tomia A, Notomi M, Tamamura T, Sato T and
Kawakami S 1999 Appl. Phys. Lett. 74 1212

[3] Rakich P T, Dahelm M S, Tandon S, Ibanescu M, Soljacic M, Petrich
G S, Joannopoulos J D, Kolodziejski L A and Ippen E P 2006 Nat.
Mater. 5 93

[4] Yu X and Fan S 2003 Appl. Phys. Lett. 83 3251

[5] Lee S G, Oh S S, Kim J E, Park H Y and Kee C S 2005 Appl.
Phys. Lett. 87 1811106

[6] Ao X Y, Liu L, Wosinski and He S L 2006 Appl. Phys.
Lett. 89 171115

[7] Chen X Y, Yao P J, Chen B, Li F, Zhang Z Y, Xie X P, Ming H and
Fan S H 2004 Chin. Phys. Lett. 21 1285

[8] Foteinopoulou S and Soukoulis C M 2003 Phys. Rev. B
67 235107

[9] Yao P J, Chen B, Zhang J Y, Chen X Y, Wang P and Ming H 2005
Eur. Phys. Lett. 70 197

[10] Taflove A 1995 Computational Electrodynamics: The
Finite-Difference Time-Domain Method (Norwood, MA: Artech House)